She built her homestead in the high desert, under an abandoned satellite dish. She didn’t know what it had been for, probably some benevolent scientific venture that was forgotten as soon as everything went to hell. But the site was still in good shape, with plenty of building material, and she was miles from the nearest neighbor. It was perfect.
She wasn’t what you’d call a ‘people person,’ and society’s collapse hadn’t improved her outlook.
Which is why she was at a loss when the aliens landed and told her they’d received her signal, and wanted to open diplomatic relations.